12 Science CBSE Answers for MCQ Maths Integrals in English to enable students to get Answers in a narrative video format for the specific question.

Expert Teacher provides 12 Science CBSE Answers for MCQ Maths Integrals through Video Answers in English language. This video solution will be useful for students to understand how to write an answer in exam in order to score more marks. This teacher uses a narrative style for a question from Integrals not only to explain the proper method of answering question, but deriving right answer too.

Please find the question below and view the Answer in a narrative video format.

** Question:**

** Find the integral of the function . **

** Answer Video in** **English****:**

**Question 1** : Let for every real number, x, where [x] is the greatest integer less than or equal to x.

Evaluate : (View Answer Video)

**Question 2** : Evaluate : . (View Answer Video)

**Question 3** : Given . Write f(x) satisfying the above. (View Answer Video)

**Question 4** : Evaluate: as limit of sums. (View Answer Video)

**Question 5** : Evaluate : . (View Answer Video)

**Question 1** : Find the angle between two vectors a and b with magnitudes and 2 respectively, having (View Answer Video)

**Question 2** : Find the position vector of c which divides the line segment joining A & B whose position vectors are and internally in the ratio

2 : 3. (View Answer Video)

**Question 3** : If and denote the position vectors of points A and B respectively and C is a point on AB such that AC = 2 CB, then write the position vector of C. (View Answer Video)

**Question 4** : Find the sum of the vectors and (View Answer Video)

**Question 5** : Find the unit vector in the direction of vector PQ, where P and Q are the points (1, 2, 3) and (4, 5, 6) respectively. (View Answer Video)

**Question 1** : Write the direction ratio's of the vector where and (View Answer Video)

**Question 2** : What is the distance of the point (p, q, r) from the x-axis ? (View Answer Video)

**Question 3** : Find the distance of the point (3, 4, 5) from the plane x + y + z = 2 measured parallel to the line 2x = y = z. (View Answer Video)

**Question 4** : If a line makes angleandwith the coordinate axis, then find the value of (View Answer Video)

**Question 5** : Find the co-ordinates of the point where the line through the points (3, -4, -5) and (2, -3, 1) crosses the plane

2x + y + z = 7. (View Answer Video)

**Question 1** : A bag contain 2 red, 6 black and 8 green balls. A ball is drawn at random from the bag. Find the probability of black balls:

(View Answer Video)

**Question 2** : One card is drawn from a pack of 52 cards. Find the probability of getting a king (View Answer Video)

**Question 3** : An urn contains 4 balls. Two balls are drawn at random from the urn (without replacement) and are found to be white. What is the probability that all the four balls in the urn are white? (View Answer Video)

**Question 4** : A girl throws a die. If she gets a 5 or 6, she tosses a coin three times and notes the number of heads. If she gets 1, 2, 3 or 4, she tosses a coin two times and notes the number of heads obtained. If she obtained exactly two heads, what is the probability that she threw 1, 2, 3, or 4 with the die? (View Answer Video)

**Question 5** : A box contains 50 bolts and 50 nuts. Half of the bolts and nuts are rusted. If two items are drawn with replacement, what is the probability that either both are rusted or both are bolts. (View Answer Video)